feat: dim whitespace markers and configure scope and newlines

src/editor.rs

@@ -25,6 +25,14 @@ use unicode_width::UnicodeWidthStr;
 const MAX_EDIT_BYTES: usize = 4 * 1024 * 1024;
 static TEMP_ID: AtomicU64 = AtomicU64::new(0);
 
+#[derive(Clone, Copy, Debug, Default, Eq, PartialEq, serde::Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum WhitespaceScope {
+    #[default]
+    All,
+    Leading,
+}
+
 #[derive(Clone, Debug, Eq, Hash, PartialEq)]
 pub enum Input {
     Char(char),
@@ -1765,6 +1773,7 @@ pub struct Editor {
     scroll_distance: Option<usize>,
     highlight_trailing_whitespace: bool,
     whitespace_characters: BTreeMap<char, char>,
+    whitespace_scope: WhitespaceScope,
     battery_charge: Option<u8>,
     battery_label: String,
     git_blame: bool,
@@ -1869,6 +1878,7 @@ impl Editor {
             scroll_distance: Some(0),
             highlight_trailing_whitespace: false,
             whitespace_characters: BTreeMap::new(),
+            whitespace_scope: WhitespaceScope::All,
             battery_charge: None,
             battery_label: String::new(),
             git_blame: true,
@@ -2631,6 +2641,14 @@ impl Editor {
         self.whitespace_characters = characters;
     }
 
+    pub(crate) fn whitespace_scope(&self) -> WhitespaceScope {
+        self.whitespace_scope
+    }
+
+    pub(crate) fn set_whitespace_scope(&mut self, scope: WhitespaceScope) {
+        self.whitespace_scope = scope;
+    }
+
     pub(crate) fn set_diff_context_options(&mut self, context_lines: usize, expand_lines: usize) {
         self.diff_context_options = (context_lines, expand_lines);
         if let Some(diff) = &mut self.diff {